{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "adverse event", "trigger": true, "arguments": ["Treatment.Dosage", "Treatment.Freq", "Treatment.Drug", "Treatment.Duration", "Subject.Gender", "Effect", "Treatment", "Treatment.Disorder", "Subject.Disorder", "Subject.Age", "Treatment.Time_elapsed", "Subject.Race", "Combination.Drug", "Treatment.Route", "Subject.Population", "Subject"]}, {"event_type": "potential therapeutic event", "trigger": true, "arguments": ["Subject.Population", "Treatment.Route", "Treatment.Time_elapsed", "Subject.Race", "Subject.Gender", "Combination.Drug", "Treatment.Freq", "Subject.Age", "Effect", "Treatment.Drug", "Treatment.Duration", "Subject", "Treatment", "Treatment.Disorder", "Treatment.Dosage", "Subject.Disorder"]}], "input": "Our cohort included 1739 patients with acute ischemic stroke treated with intravenous tissue plasminogen activator of whom 125 (7.2%) were receiving warfarin before admission and had an international normalized ratio <1.7."}
{"adverse event": [], "potential therapeutic event": [{"trigger": "treated ", "arguments": {"Subject.Population": "1739", "Treatment.Route": "intravenous", "Treatment.Time_elapsed": "NAN", "Subject.Race": "NAN", "Subject.Gender": "NAN", "Combination.Drug": "NAN", "Treatment.Freq": "NAN", "Subject.Age": "NAN", "Effect": "NAN", "Treatment.Drug": "tissue plasminogen activator", "Treatment.Duration": "NAN", "Subject": "1739 patients", "Treatment": "intravenous tissue plasminogen activator", "Treatment.Disorder": "NAN", "Treatment.Dosage": "NAN", "Subject.Disorder": "NAN"}}]}